snake fly

from The Century Dictionary.

• noun A neuropterous insect of the genus Raphidia or family Raphidiidæ; a camel-fly; so called from the elongated form of the head and neck, and the facility with which it moves the front of the body in different directions.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

• noun predatory insect of western North America having a long necklike prothorax